Rb4SnO4
Rubidium stannate is an inorganic oxide compound composed of rubidium, tin, and oxygen. It is primarily utilized in specialized chemical research and as a precursor material for the synthesis of complex oxide ceramics.
Overview
Key Properties
Cross-validated computational properties for Rb4SnO4, aggregated across 4 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
2.16 eV
Range across DFT structures
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
0.000 eV/atom
Best (lowest) across sources
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
6
4 databases, 2 space groups
Crystallography
Reported Structures
Lowest-energy structures reported for Rb4SnO4, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| P-1 (No. 2) | triclinic | 2.16 | 0.0000 | -4.851 | 4.27 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.08 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.26 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.20 |
| P-1 (No. 2) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 2.16 |
Uses
Applications
Where Rb4SnO4 is used.
Materials science researchCeramic precursor synthesisSolid-state chemistry studies
Reference
Frequently Asked Questions
Common questions about Rb4SnO4, answered from cross-validated data.
What is Rb4SnO4?
Rubidium stannate is an inorganic oxide compound composed of rubidium, tin, and oxygen. It is primarily utilized in specialized chemical research and as a precursor material for the synthesis of complex oxide ceramics.
More questions
What is Rb4SnO4 used for?
Rb4SnO4 is used in materials science research, ceramic precursor synthesis, and solid-state chemistry studies.
What is the band gap of Rb4SnO4?
Rb4SnO4 has a DFT-computed band gap of 2.16 eV across 6 reported structures.
Is Rb4SnO4 a metal, semiconductor, or insulator?
With a band gap up to 2.16 eV it is a semiconductor.
Is Rb4SnO4 thermodynamically stable?
Yes — Rb4SnO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Rb4SnO4?
The lowest-energy reported polymorph of Rb4SnO4 is triclinic symmetry, space group P-1 (No. 2).
What is the density of Rb4SnO4?
The computed density of the ground-state structure of Rb4SnO4 is 4.27 g/cm³.
How many polymorphs of Rb4SnO4 are known?
6 structures of Rb4SnO4 are reported across 4 databases, spanning 2 distinct space groups.
What elements does Rb4SnO4 contain?
Rb4SnO4 contains O, Rb, and Sn (3 elements).
Where does the data for Rb4SnO4 come from?
Rb4SnO4 data is cross-referenced from materials_project, mpaloe, jarvis, cod.
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Related Compounds
Other Transparent Conducting Oxides in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
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